Born | 1931 |
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Born | 1931 |
Subjects
Programmed instruction, Algebra, Arithmetic, programmed instruction, Mathematics, Trigonometry, Algebra, programmed instruction, Decimal fractions, Enseignement programmé, Fractions, Mathematics, history, Number concept, Percentage, Ratio and proportion, Transfer of training, TrigonométrieID Numbers
- OLID: OL1073363A
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August 20, 2008 | Edited by an anonymous user | fix author name |
April 1, 2008 | Created by an anonymous user | initial import |